16438186962 has 12 divisors (see below), whose sum is σ = 35616071790. Its totient is φ = 5479395648.

The previous prime is 16438186901. The next prime is 16438186991. The reversal of 16438186962 is 26968183461.

It can be written as a sum of positive squares in only one way, i.e., 15495021441 + 943165521 = 124479^2 + 30711^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16438186899 and 16438186908.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 456616287 + ... + 456616322.

Almost surely, 2^16438186962 is an apocalyptic number.

16438186962 is an abundant number, since it is smaller than the sum of its proper divisors (19177884828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16438186962 is a wasteful number, since it uses less digits than its factorization.

16438186962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913232617 (or 913232614 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 54.

The spelling of 16438186962 in words is "sixteen billion, four hundred thirty-eight million, one hundred eighty-six thousand, nine hundred sixty-two".